May marks the beginning of the dry season in the Sacred Valley of the Incas, offering sunny days and clear skies, ideal for your excursions. Below, we will explore the weather in the Sacred Valley in May, detail what to do and what to see, present a list of advantages and disadvantages, and answer frequently asked questions to help you plan your trip without surprises.

Advantages of visiting the Sacred Valley of the Incas in May
- Stable and dry weather: May marks the start of the dry season in the Sacred Valley, with low chances of rain and clear skies, creating ideal conditions for photography and outdoor tourism.
- Pleasant temperatures: During the day, temperatures range between 20°C and 25°C, making it comfortable for hiking and adventure activities without excessive heat or extreme cold.
- Clear landscapes: The constant presence of the sun highlights the vibrant green of the mountains and Inca agricultural fields, offering an unparalleled visual experience, especially in places like Moray and the Salt Mines of Maras, with excellent visibility.
- Fewer mosquitoes: The low humidity and cool mornings reduce the presence of insects, especially mosquitoes, compared to the rainy season.
- Start of the high season: Although May marks the beginning of the high tourist season, it is not as crowded as the peak months of June through August. This means a good availability of tours and accommodations, ideal for those seeking a balance between favorable weather and tranquility.
Disadvantages of visiting the Sacred Valley of the Incas in May
- Cold nights: While the days are mild, nighttime temperatures can drop as low as 5°C, so it is essential to pack warm clothes such as thermal jackets, hats, and gloves.
- Considerable altitude: The Sacred Valley is located at altitudes ranging from 2,800 to 3,399 meters above sea level, which can cause altitude sickness if proper acclimatization in Cusco is not done before embarking on excursions.
- High UV radiation: Due to the altitude and clear skies, ultraviolet (UV) radiation is high. It is crucial to wear high-SPF sunscreen, UV-filter sunglasses, and, if possible, a wide-brimmed hat.
- Slightly higher costs: May marks the beginning of the dry and high season, so some prices for tours, tickets, and accommodations may begin to rise compared to previous months, although they have not yet reached the peaks of June or July.

Weather in the Sacred Valley of the Incas in May
The weather in the Sacred Valley of the Incas in May marks the beginning of the dry season, with very little rain and stable temperatures. During the day, temperatures range between 20°C and 25°C, which is ideal for outdoor activities such as hiking in Ollantaytambo or tours of the Salt Mines of Maras, without worrying about rain. At night, the weather changes and can drop to 5°C, so it is important to pack warm clothing and dress in thermal layers to avoid feeling cold.
The valley is located between 2,800 and 3,399 meters above sea level, which results in mild weather during the day and cold at night. Additionally, this altitude leads to more intense sun exposure, so it is essential to wear high-SPF sunscreen, UV-filter sunglasses, and a wide-brimmed hat to protect yourself from the sun.
Another advantage is that humidity in May is low. This means less heat sensation and fewer mosquitoes, making the excursions and tours much more pleasant in the Sacred Valley of the Incas in May.
Frequently Asked Questions about the Sacred Valley in May

1. What is the climate of the Sacred Valley of the Incas in May?
The climate of the Sacred Valley of the Incas in May is dry and mild during the day, with temperatures ranging from 20 °C to 25 °C, and cold nights that can drop to 5 °C or lower. The chance of rain is minimal, making May one of the best times to visit and enjoy outdoor activities without weather interruptions.
2. What essential clothing and gear should I bring to the Sacred Valley in May?
For a trip to the Sacred Valley of the Incas in May, it is essential to bring layered clothing, including a windbreaker jacket, a fleece, and gloves for the night and early morning hours. During the day, light and comfortable clothes, a hat or cap, sunglasses, and high SPF sunscreen are essential. Additionally, consider bringing a basic first aid kit, enough water to stay hydrated, and comfortable shoes for walking on uneven terrain.
3. Is the May season crowded in the Sacred Valley?
May marks the beginning of the dry season in the Sacred Valley of the Incas, so the number of tourists begins to rise. However, it still doesn’t reach the peak levels of June, July, and August, allowing for a more relaxed experience with better prices for accommodation and tours compared to the full high season.
4. Can I suffer from altitude sickness in the Sacred Valley in May?
Yes, due to the altitude of the Sacred Valley (2,800–3,399 m), there is a risk of altitude sickness or soroche. It is recommended to acclimate in Cusco for at least 24 hours before heading to the Sacred Valley. It is also important to stay well-hydrated, avoid alcohol, and engage in low-intensity activities on the first day to reduce symptoms like headaches and nausea.
5. What are the main places to visit in the Sacred Valley in May?
In May, the dry weather and clear skies make it a great time to explore the attractions of the Sacred Valley. The most recommended sites include:
- Pisac: Its archaeological site offers stunning views, and its craft market is perfect for purchasing unique souvenirs.
- Salineras de Maras: In May, the sun highlights the thousands of salt ponds that have been used since pre-Incan times.
- Moray: The circular terraces of this ancient agricultural experimentation center look green and well-defined.
- Chinchero: Perfect for experiencing the Andean textile culture and watching traditional weaving demonstrations.
- Ollantaytambo: A living Inca town with majestic ruins, terraces, and cobbled streets filled with history.
- Urubamba: The central city of the valley, ideal for staying and as a starting point for other destinations.
These places offer a mix of landscapes, history, and culture that make the Sacred Valley a must-see destination in May.

Visiting the Sacred Valley of the Incas in May is an excellent choice if you’re looking for pleasant weather, spectacular landscapes, and a more peaceful experience. The favorable climate and lower tourist numbers allow you to explore every corner of this magical region of Peru at a relaxed pace. Whether you’re seeking culture, adventure, or simply want to unwind in a unique natural setting, May offers all that and more.
Sacred Valley tours you might be interested in:
- Sacred Valley VIP – 1 Day
- Sacred Valley VIP, Machupicchu – 2 Days
- Sacred Valley Vip, Machu Picchu, Palccoyo – 5 Days
- Sacred Valley vip, Machupicchu, City Tour, Rainbow Mountain – 6 Days
- City Tour, Sacred Valley vip, Machupicchu, Rainbow Mountain, Humantay Lake – 6 Days
- Sacred Valley, Machupicchu, Manu Cultural Zone, Red Valley, Rainbow Mountain – 8 Days